#include<iostream>
int reused = 42;
int main() {
	int unique = 0;
	std::cout << reused << " " << unique << std::endl;
	int reused = 0;
	std::cout << reused << " " << unique << std::endl;
	std::cout << ::reused << " " << unique << std::endl;
	system("pause");
	return 0;
 }